package com.itheima.config;

import javax.servlet.*;
import javax.servlet.annotation.WebFilter;
import java.io.IOException;

@WebFilter("/*")
public class EncodingFilter implements Filter {
    @Override
    public void init(FilterConfig filterConfig)throws ServletException{}
    @Override
    public void doFilter(ServletRequest request, ServletResponse response,FilterChain chain)
            throws IOException,ServletException{
       request.setCharacterEncoding("utf-8");
        response.setContentType("text/html;charset=tf-8");
        chain.doFilter(request,response);
    }
    @Override
    public void destroy(){}
}